Continental IO-520-BB
Service difficulty reports · 388
Newest first. General aviation reporting is voluntary.
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE engine_model_key = 'IO520BB' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE engine_model_key = 'IO520BB' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR 2003FA0001054Valve · failedDURING ROUTINE PHASE INSPECTION, THE MANIFOLD VALVE WAS FOUND TO BE LEAKING FUEL THROUGH THE AIR VENT. PROBABLE CAUSE IS INTERNAL FAILURE OF THE DIAPHRAGM. NO RECOMMENDATION AT THIS TIME.SDR 2003FA0000851Valve · failedFLIGHT CREW REPORTED THAT THE ENGINE WOULD NOT SHUT DOWN WHEN IDLE CUT OFF WAS SELECTED. PROBABLE CAUSE IS INTERNAL FAILURE, DEBRIS, FAILED DIAPHRAGM.SDR 2003FA0000822Valve · failedFLIGHT CREW REPORTED THAT THE ENGINE WOULD NOT SHUT DOWN WHEN IDLE CUT OFF WAS SELECTED. PROBABLE CAUSE IS INTERNAL FAILURE, DEBRIS, FAILED DIAPHRAGM. NO RECOMMENDATIONS AT THIS TIME.SDR 2003FA0000716Pump · wornAVIONICS PERSONNEL FOUND INSTRUMENT AIR PRESSURE LOW ON GROUND RUN UP. ON FURTHER INVESTIGATION FOUND VANES WORN ON PUMP. RECOMMEND PUTTING DIFFERENT TYPE OF VANES IN PUMP TO LAST LONGER.SDR 2003FA0000765Pump · wornINSTRUMENT AIR SYSTEM INDICATED LOW OUTPUT ON GAUGE. UPON FURTHER INVESTIGATION OF PNUEMATIC SYSTEM FOUND INSTRUMENT AIR PUMP VANES WHERE WORN. PROBABLE CAUSE IS A COMBINATION OF ENGINE HEAT AND CARBON VANE HARDNESS.SDR 2003FA0000720Pump · failedINSTRUMENT AIR PRESSURE BELOW LIMITS AT LOWER RPM. GYRO WARNING LIGHT ON AT 1100 RPM. LOW VOLUME FROM AIR PUMP.SDR 2003FA0000719Pump · failedAIR PUMP FAILED TO PROVIDE AIR PRESSURE. RECOMMEND DIFFERENT VANES OR BETTER MATERIAL.SDR 2003FA0000727Pump · inoperativePUMP OUTPUT DECREASED AS ENGINE WARMED UP UNTIL IT BECAME UNACCEPTABLE AT LOWER RPM. AT 1000 RPM PRESSURE DROPPED BELOW 3 INCHES ON INDICATOR. TESTED AIR SYSTEM FOR LEAKS AND FOUND NONE. CHECKED REGULATOR AND MANIFOLD VALVE, REPLACED BOTH THE SYSTEM STILL FSDR XGN2003F00001Crankcase · crackedCRACK WAS DISCOVERED WHILE LOOKING FOR THE SOURCE OF AN OIL LEAK.SDR 2003FA0000742Pump · wornAVIONICS PERSONNEL FOUND INSTRUMENT AIR PRESSURE LOW ON GROUND RUN UP. ON FURTHER INVESTIGATION FOUND VANES WORN ON PUMP. RECOMMEND PUTTING DIFFERENT TYPE OF VANES IN PUMP TO LAST LONGER.SDR 2003FA0000744Case · corrodedDURING A REPLACEMENT OF THE ELT BATTERY FOR TIME CHANGE TECHNICIAN FOUND CORROSION INSIDE BATTERY CASE. PROBABLE CAUSE IS THE HEAT.SDR 2003FA0000746Relay · stickingDURING FLIGHT, PILOT SELECTED GEAR UP. THE GEAR REMAINED IN THE DOWN AND LOCKED POSITION. TROUBLESHOT SYSTEM AND FOUND THE DYNAMIC RELAY WAS STICKING. PROBABLE CAUSE IS THE POINTS NOT RELEASING. RECOMMEND THAT A DIFFERENT STYLE RELAY BE USED.SDR 2003FA0000738Shaft · bindingPILOT REPORTED HIGH CHT AND OIL TEMP IN FLIGHT. RAN AIRCRAFT AND FOUND ENGINE RUNNING LEAN, ATTEMPTED TO SET THE MIXTURE BUT WE WERE UNABLE TO. WHEN DISCONNECTING MIXTURE CONTROL CABLE FROM FUEL CONTRO AND MOVING THE SHAFT ON FUEL CONTROL BY HAND, FOUND IT SDR 2003FA0000751Fuel Control · failedWAS UNABLE TO SET IDLE MIXTURE AND TOP END WAS RUNNING LEAN. PROBABLE CAUSE IS INTERNAL FAILURE ON FUEL CONTROL. FEELS AS IF BRASS IS GALLING.SDR 2003FA0000572Distributor Blk · shortedMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSP IAW THE MM. REMOVED THE REAR COVER OF MAGNETO AND FOUND A CARBON DUSTS POWER ON THE CAP AND AROUND THE COIL. DIST BLOCK K3823 WAS BURNED AWAY AND EVIDENCE OF SHORTING TO THE COIL. PROBABLE CAUSE IS THE MANUFACTUSDR 2003FA0000493Pump · wornDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. TESTED SYSTEM AND FOUND ENGINE DRIVEN AIR PUMP NOT WORKING PROPERLY. BELIEVE DRY AIR PUMP VANESDR 2003FA0000494Pump · wornDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHTER RPM TESTED SYSTEM AND FOUND ENGINE DRIVEN AIR PUMP NOT WORKING PROPERLY. BELIEVE DRY AIR PUMP VANESSDR 2003FA0000495Pump · wornDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHT RPM. TESTED SYSTEM AND FOUND ENGINE DRIVEN AIR PUMP NO WORKING PROPERLY. BELIEVE DRY AIR PUMP VANES SDR 2003FA0000496Pump · wornDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. TESTED SYSTEM AND FOUND ENGINE DRIVEN AIR PUMP NO WORKING PROPERLY. BELIEVE DRY AIR PUMP VANESSDR 2003FA0000490Throttle Cable · jammedPILOT REPORTED THROTTLE WAS HARD TO MOVE. ON FURTHER INVESTIGATION FOUND THROTTLE BUTTON WOULD JAM AND NOT RELEASE. THESE CABLES ARE PRETTY RELIABLE, AT THIS TIME, NO PROBLEM, CAUSE OR RECOMMENDATIONS TO PREVENT THIS FROM RECURRING.SDR 2003FA0000169Brushes · dirtyMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST.SDR 2003FA0000103Distributor Blk · wornMAGNETO REMOVED FROM ENGINE FOR 550 HOUR INSPECTION IAW THE MAINTENANCE MANUAL. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. RECOMMENDATION IS TO HAVE MFG LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTRIBUTOR BLOCK ANDSDR 2003FA0000104Distributor Blk · damagedMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW THE MAINTENANCE MANUAL. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. HAVE MFG LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTRIBUTOR BLOCK AND THE GEAR POST WHERE SDR 2003FA0000105Distributor Blk · damagedMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW THE MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. HAVE MFG LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTRIBUTOR BLOCK AND THE GEAR POST WHERE THEY FIT TOGETHESDR VJ32003F00019Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHTER RPM. TESTED SYSTEM AND FOUND ENGINE DRIVEN AIR PUMP NO WORKING PROPERLY. BELIEVE DRY AIR PUMP VANESDR VJ32003F00020Pump · wornDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHTER RPM. TESTED SYSTEM AND FOUND ENGINE DRIVEN AIR PUMP NO WORKING PROPERLY. BELIEVE DRY AIR PUMP VANESDR 2003FA0000059Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE SDR 2003FA0000060Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE SDR 2003FA0000061Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE SDR 2003FA0000057Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THESDR 2003FA0000058Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE SDR 2003FA0000064Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE SDR 2003FA0000065Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE GSDR VJ32003F00000Pump · failedDURING GROUND RUN UP, OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHT RPM. TESTED SYSTEM AND FOUND ENGINE DRIVEN AIR PUMP NO WORKING PROPERTY. BELIEVE DRY AIR PUMP VANESDR VJ32003F00013Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM.SDR VJ32003F00017Pump · failedDURING GROUND RUN UP, OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM.SDR VJ32003F00015Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM.SDR VJ32003F00016Pump · failedDURING GROUND RUN UP OUTPUT OF ENGNE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. DRY AIR PUMP SHAFT SHEARED.SDR VJ32002F00093Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. PROBABLE CAUSE IS HEAT AND VANES WEARING ON THIS DRY AIR PUMP.SDR VJ32002F00083Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. SUSPECT PROBABLE CAUSE IS HEAT AND VANES WEARING ON THIS DRY AIR PUMP.SDR VJ32002F00085Landing Gear · malfunctionedLANDING GEAR WOULD NOT RETRACT DURING A FLIGHT.SDR 2002FA0001190Pin · brokenACTUATING PIN BROKE AT BASE OF THREADS DUE TO IMPROPERLY DRILLED HOLE TO ACCEPT PIN. SHALLOW DEPTH NOT TAPPED TO THE BOTTOM OF THE HOLE.SDR VJ32002F00076Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. SUSPECT PROBABLE CAUSE IS HEAT AND VANES WEARING ON THIS DRY AIR PUMP.SDR VJ32002F00077Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. SUSPECT PROBABLE CAUSE IS HEAT AND VANES WEARING ON THIS DRY AIR PUMP.SDR VJ32002F00078Magneto · failedDURING FLIGHT, CREW REPORTED ROUGH ENGINE. TROUBLESHOOTING BY MECHANIC BELIEVE RELATED TO MAGNETO NOT FIRING AT ATTITUDE. RETURNED TO MANUFACTURE FOR WARRANTY AND INSPECTION OF INTERNAL PARTS FOR POSSIBLE FAILURE.SDR VJ32002F00071Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. SUSPECT PROBABLE CAUSE IS HEAT AND VANES WEARING ON THIS DRY AIR PUMP.SDR VJ32002F00072Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. PROBABLE CAUSE IS HEAT AND VANES WEARING ON THIS DRY AIR PUMP. RECOMMENDATION FOR CORRECTIVE ASDR VJ32002F00073Pump · failedDURING GROUND RUN UP OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. PROBABLE CAUSE IS HEAT AND VANES WEARING ON THIS DRY AIR PUMP.SDR VJ32002F00074Pump · failedDURING GROUND RUN UP, OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT IDLE RPM. RAN AIRCRAFT UP AND AIR PRESSURE STILL LOW AT HIGHER RPM. SUSPECT PROBABLE CAUSE IS HEAT AND VANES WEARING ON THIS DRY AIR PUMP.SDR VJ32002F00058Control Cable · frayedCABLE FRAYED WHERE IT PASSES THROUGH A PULLEY ASSEMBLY. CAUSE MAY BE DUE TO PULLEY NOT ROTATING WHEN CABLE IS EXERCISED. RECOMMEND TO INSTALL SEALED BEARING TYPE PULLEY IN THESE AREAS.
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